do a line with (someone)

do a line with (someone)

To be in a romantic relationship with someone. Primarily heard in New Zealand, Ireland. A: "I thought Billy was single." B: "Nah, he's been doing a line with Mel for a few months now."
See also: line
Farlex Dictionary of Idioms.

do a line with someone

have a regular romantic or sexual relationship with someone. Irish & New Zealand informal
See also: line, someone
Farlex Partner Idioms Dictionary
See also:
  • do a line with someone
  • liquid laugh
  • controlled substance
  • that's OK
  • ship name
  • nah, bro
  • FBO
  • moonlight and roses
  • love's young dream
  • moonlight